CENTRAL AIR CONDITIONING - Practice Mode

1) Which part of a central AC system cannot be repaired after pump down operation?

Condenser Evaporator Liquid receiver Expansion device

Correct Answer: Liquid receiver

2) Which device is installed in ducts to control air flow?

Grille Damper Diffuser Register

Correct Answer: Damper

3) Which components are used in AHU of central AC plant?

Blower, Air filter, Evaporator Condenser, Fan, Compressor Evaporator, Compressor, Blower Air filter, Compressor, Condenser

Correct Answer: Blower, Air filter, Evaporator

4) Which component removes the burrs and moisture from the circulating refrigerant in AC plant?

Air filter Filter drier HEPA filter Oil strainer

Correct Answer: Filter drier

5) Which differentiates the industrial AC compared to domestic AC system?

Blowers are used Separate plant room Condensation of refrigerants Filters for air and refrigerants

Correct Answer: Separate plant room

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